diff --git a/proto/lib/livebook_proto/app_deployment.pb.ex b/proto/lib/livebook_proto/app_deployment.pb.ex
index 0a13d95bf..07d290679 100644
--- a/proto/lib/livebook_proto/app_deployment.pb.ex
+++ b/proto/lib/livebook_proto/app_deployment.pb.ex
@@ -11,4 +11,5 @@ defmodule LivebookProto.AppDeployment do
   field :deployed_at, 8, type: :int64, json_name: "deployedAt"
   field :multi_session, 9, type: :bool, json_name: "multiSession"
   field :access_type, 10, type: :string, json_name: "accessType"
+  field :version, 11, type: :string
 end
diff --git a/proto/messages.proto b/proto/messages.proto
index 8c64f5f9c..bd4cab29f 100644
--- a/proto/messages.proto
+++ b/proto/messages.proto
@@ -129,6 +129,7 @@ message AppDeployment {
   int64 deployed_at = 8;
   bool multi_session = 9;
   string access_type = 10;
+  string version = 11;
 }
 
 message AppDeploymentStarted {